Short message 

First, the short message of mobile phone is a unique way of communication provided by communication companies. Different from voice service, it transmits visual information such as text and graphics between network and mobile phone through short message service center, which makes communication more warm and perfect.

Short message features:

1. will not miss and miss any information

2. The short message, with its unique information arrival mode and information storage characteristics, successfully makes up for the defects affected by the network coverage and external conditions. Even if the mobile phone is turned off, the short message center will save the information for a certain period of time. When the mobile phone is turned on again, the short message center will send the information to the recipient in time.

3. Effectively save the phone bill. The short message service is free of the basic monthly usage fee and is charged by piece.

4. Hands do not move the mouth, the way of communication is unique, and the emotional communication is more warm.

Second, there is also a short message in the forum and Baidu, which is a tool for communication between registered friends. The message can only be seen by the sender and the recipient. After receiving the message, the system will have a ring tone and a corresponding prompt. You can keep private contact with other users on the same forum through the short message function.